<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="100px">
      <el-form-item label="课程编号" prop="courseNo">
        <el-input
          v-model="queryParams.courseNo"
          placeholder="请输入课程编号"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="课程名称" prop="courseName">
        <el-input
          v-model="queryParams.courseName"
          placeholder="请输入课程名称"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="课程试卷ID" prop="coursePaperId">
        <el-input
          v-model="queryParams.coursePaperId"
          placeholder="请输入课程试卷ID"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="课程试卷名称" prop="paperName">
        <el-input
          v-model="queryParams.paperName"
          placeholder="请输入课程试卷名称"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="题目名称" prop="topicName">
        <el-input
          v-model="queryParams.topicName"
          placeholder="请输入题目名称"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="题目类型" prop="topicType">
        <el-select v-model="queryParams.topicType" placeholder="请选择题目类型" clearable>
          <el-option
            v-for="dict in dict.type.sys_topic_type"
            :key="dict.value"
            :label="dict.label"
            :value="dict.value"
          />
        </el-select>
      </el-form-item>
      <el-form-item label="题目难度" prop="topicHard">
        <el-select v-model="queryParams.topicHard" placeholder="请选择题目难度" clearable>
          <el-option
            v-for="dict in dict.type.sys_topic_hard"
            :key="dict.value"
            :label="dict.label"
            :value="dict.value"
          />
        </el-select>
      </el-form-item>
      <el-form-item label="状态" prop="topicStatus">
        <el-select v-model="queryParams.topicStatus" placeholder="请选择状态" clearable>
          <el-option
            v-for="dict in dict.type.sys_normal_disable"
            :key="dict.value"
            :label="dict.label"
            :value="dict.value"
          />
        </el-select>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <!-- <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['course:topic:add']"
        >新增</el-button>
      </el-col> -->
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['course:topic:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['course:topic:remove']"
        >删除</el-button>
      </el-col>
      <!-- <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPermi="['course:topic:export']"
        >导出</el-button>
      </el-col> -->
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList" :columns="columns"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="topicList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="课程题目ID" align="center" prop="courseTopicId" v-if="columns[0].visible" />
      <el-table-column label="课程编号" align="center" prop="courseNo" v-if="columns[1].visible"/>
      <el-table-column label="课程名称" align="center" prop="courseName" v-if="columns[2].visible"/>
      <el-table-column label="课程试卷ID" align="center" prop="coursePaperId" v-if="columns[3].visible"/>
      <el-table-column label="课程试卷名称" width="155"  align="center" prop="paperName" v-if="columns[4].visible" />
      <el-table-column label="题目名称" align="center" prop="topicName" v-if="columns[5].visible" :show-overflow-tooltip="true" />
      <el-table-column label="题目说明" align="center" prop="topicIntro" v-if="columns[6].visible" :show-overflow-tooltip="true" />
      <el-table-column label="题目类型" align="center" prop="topicType" v-if="columns[7].visible">
        <template slot-scope="scope">
          <dict-tag :options="dict.type.sys_topic_type" :value="scope.row.topicType"/>
        </template>
      </el-table-column>
      <el-table-column label="题目难度" align="center" prop="topicHard" v-if="columns[8].visible">
        <template slot-scope="scope">
          <dict-tag :options="dict.type.sys_topic_hard" :value="scope.row.topicHard"/>
        </template>
      </el-table-column>
      <el-table-column label="题目答案" align="center" prop="topicAnswer" v-if="columns[9].visible" :show-overflow-tooltip="true" />
      <el-table-column label="题目排序" align="center" prop="topicSort" v-if="columns[10].visible" />
      <el-table-column label="状态" align="center" prop="topicStatus" v-if="columns[11].visible">
        <template slot-scope="scope">
          <dict-tag :options="dict.type.sys_normal_disable" :value="scope.row.topicStatus"/>
        </template>
      </el-table-column>
      <el-table-column label="题目备注" align="center" prop="topicRemark" v-if="columns[12].visible" />
      <el-table-column label="创建时间" align="center" prop="createTime" width="180" v-if="columns[13].visible">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.createTime, '{y}-{m}-{d} {h}:{i}:{s}') }}</span>
        </template>
      </el-table-column>
            <el-table-column label="更新时间" align="center" prop="updateTime" width="180" v-if="columns[14].visible">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.updateTime, '{y}-{m}-{d} {h}:{i}:{s}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['course:topic:edit']"
          >修改</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['course:topic:remove']"
          >删除</el-button>
        </template>
      </el-table-column>
    </el-table>
    
    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改课程题目对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="600px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="120px">
        <el-row>
          <el-col :span="12">
            <el-form-item label="课程编号：" prop="courseNo">
              <span>{{form.courseNo}}</span>
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="课程名称：" prop="courseName">
              <span>{{form.courseName}}</span>
            </el-form-item>
          </el-col>
        </el-row>
        <el-row>
          <el-col :span="12">
            <el-form-item label="课程试卷ID：" prop="coursePaperId">
              <span>{{form.coursePaperId}}</span>
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="题目ID：" prop="courseTopicId">
              <span>{{form.courseTopicId}}</span>
            </el-form-item>
          </el-col>
        </el-row>
        <el-row>
          <el-col :span="24">
            <el-form-item label="课程试卷名称：" prop="paperName">
              <span>{{form.paperName}}</span>
            </el-form-item>
          </el-col>
        </el-row>
        <el-form-item label="题目名称" prop="topicName">
          <editor v-model="form.topicName" :min-height="192"/>
        </el-form-item>
        <el-form-item label="题目说明" prop="topicIntro">
          <editor v-model="form.topicIntro" :min-height="192"/>
        </el-form-item>
        <el-form-item label="状态">
          <el-radio-group v-model="form.topicStatus">
            <el-radio
              v-for="dict in dict.type.sys_normal_disable"
              :key="dict.value"
              :label="parseInt(dict.value)"
            >{{dict.label}}</el-radio>
          </el-radio-group>
        </el-form-item>
        <el-form-item label="题目排序" prop="topicSort">
          <el-input-number v-model="form.topicSort" controls-position="right" :min="0" />
        </el-form-item>
        <el-form-item label="题目类型" prop="topicType">
          <el-select v-model="form.topicType" placeholder="请选择题目类型">
            <el-option
              v-for="dict in dict.type.sys_topic_type"
              :key="dict.value"
              :label="dict.label"
              :value="parseInt(dict.value)"
            ></el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="题目难度" prop="topicHard">
          <el-select v-model="form.topicHard" placeholder="请选择题目难度">
            <el-option
              v-for="dict in dict.type.sys_topic_hard"
              :key="dict.value"
              :label="dict.label"
              :value="parseInt(dict.value)"
            ></el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="题目答案" prop="topicAnswer">
          <editor v-model="form.topicAnswer" :min-height="192"/>
        </el-form-item>
        <el-form-item label="题目备注" prop="topicRemark">
          <el-input v-model="form.topicRemark" type="textarea" placeholder="请输入题目说明" />
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listTopic, getTopic, delTopic, addTopic, updateTopic } from "@/api/course/courseTopic";

export default {
  name: "course",
  dicts: ['sys_normal_disable','sys_topic_hard','sys_topic_type'],
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 课程题目表格数据
      topicList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        courseNo: null,
        coursePaperId: null,
        topicName: null,
        paperName: null,
        topicIntro: null,
        topicSort: null,
        topicType: null,
        topicHard: null,
        topicAnswer: null,
        topicStatus: null,
        topicRemark: null,
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        topicName: [
          { required: true, message: "题目名称不能为空", trigger: "blur" }
        ],
        topicIntro: [
          { required: true, message: "题目说明不能为空", trigger: "blur" }
        ],
        topicAnswer: [
          { required: true, message: "题目答案不能为空", trigger: "blur" }
        ],
      },

      //题目列信息
      columns: [
        { key: 0, label: `课程题目ID`, visible: true },
        { key: 1, label: `课程编号`, visible: true },
        { key: 2, label: `课程名称`, visible: true },
        { key: 3, label: `课程试卷ID`, visible: true },
        { key: 4, label: `课程试卷名称`, visible: true },
        { key: 5, label: `题目名称`, visible: true },
        { key: 6, label: `题目说明`, visible: false },
        { key: 7, label: `题目类型`, visible: false },
        { key: 8, label: `题目难度`, visible: true },
        { key: 9, label: `题目答案`, visible: false },
        { key: 10, label: `题目排序`, visible: true },
        { key: 11, label: `状态`, visible: true },
        { key: 12, label: `题目备注`, visible: true },
        { key: 13, label: `创建时间`, visible: true },
        { key: 14, label: `更新时间`, visible: false },
      ],
    };
  },
  created() {
    this.getList();
  },
  methods: {
    /** 查询课程题目列表 */
    getList() {
      this.loading = true;
      if(this.$route.params.coursePaperId !=null){
        this.queryParams.coursePaperId = this.$route.params.coursePaperId;
        this.$route.params.coursePaperId = null;
      }
      if(this.$route.params.courseNo !=null){
        this.queryParams.courseNo = this.$route.params.courseNo;
        this.$route.params.courseNo = null;
      }
      listTopic(this.queryParams).then(response => {
        this.topicList = response.rows;
        this.total = response.total;
        this.loading = false;
      });
    },
    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },
    // 表单重置
    reset() {
      this.form = {
        courseTopicId: null,
        courseNo: null,
        coursePaperId: null,
        topicName: null,
        topicIntro: null,
        topicSort: null,
        topicType: null,
        topicHard: null,
        topicAnswer: null,
        topicStatus: 0,
        topicRemark: null,
        delFlag: null,
        createTime: null,
        updateTime: null
      };
      this.resetForm("form");
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.courseTopicId)
      this.single = selection.length!==1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.open = true;
      this.title = "添加课程题目";
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const courseTopicId = row.courseTopicId || this.ids
      getTopic(courseTopicId).then(response => {
        this.form = response.data;
        this.open = true;
        this.title = "修改课程题目";
      });
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.courseTopicId != null) {
            updateTopic(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addTopic(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const courseTopicIds = row.courseTopicId || this.ids;
      this.$modal.confirm('是否确认删除课程题目编号为"' + courseTopicIds + '"的数据项？').then(function() {
        return delTopic(courseTopicIds);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => {});
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('course/topic/export', {
        ...this.queryParams
      }, `topic_${new Date().getTime()}.xlsx`)
    }
  }
};
</script>
